What happens if the motor on the radiator stops working?
The fan blows the air from the outside and passes it through the radiator. If the cooling fan motor and the fan stop working, the coolant will remain hot and cause the engine to overheat. Keep in mind: When the cooling fan motor is replaced, the cooling fan blade should also be inspected.
What should I do if my radiator fan is not running?
The fan clutch has a spring inside of it to help the fan spin faster. If your radiator fan has a fan clutch, check the radiator fan while the motor is running. The radiator fan should be running at more RPMs than the motor. If it is not, the fan clutch is bad and needs to be replaced.
How often should you change the radiator fan motor?
Follow the service maintenance schedule provided by the manufacturer to replace the coolant. It is a good practice to change the coolant every 25,000 to 40,000 miles. What common symptoms indicate you may need to replace the Cooling/Radiator Fan Motor? Car overheats. Check Engine light may be on. Cooling Fan fuse may be blown.
Why is the radiator not working on my VW Jetta?
If the radiator fan is not working, it’s a serious problem. Just because the radiator fan is not on does not mean that it is not working. They are designed to only run when needed. If your Jetta is running hot, and the fan is not running we’ve laid out the most common causes of this issue below.
What causes a radiator fan to stop working?
Voltage spikes, high resistances in control circuits, defective vehicle batteries, bad wiring, short circuits, moisture, corrosion, and even excessive vibration due to damage to the fan itself can all cause a fan motor to fail.
How to diagnose radiator fan problems?
Part 8 of 9: Check if the radiator cooling fan is faulty Locate the radiator cooling fan. Park your vehicle and apply the parking brake. Open the hood and locate the radiator cooling fan. Warm the engine. Start your vehicle and allow the engine to run until it begins to get hot. Check the cooling fan. When the engine starts to get above the normal operating temperature, watch the cooling fan.
Why isn’t the radiator fan working?
The biggest cause of a radiator fan not working is a broken fuse. To see if the fuse is intact and working, you’ll need to look at the fuse panel in your vehicle which will probably be under the hood. The actual location will be listed in your owner manual and will show which fuse works for which component.
Why does your radiator fan keep going on and off?
Here are some possibilities causing the fan to stay running longer. low coolant level, faulty coolant temperature sensor, PCM or ECU defective. coolant leaks from the water pump, cracked radiator, worn upper or lower radiator hoses, leaky heater core, leaky thermostat housing,